Kodak 7520 User Manual

Document Scanner 7520
A-61140
Part No. 1E8149
User’ s Guide
Safety Information for Installation Instructions for the Kodak Digital Scienceääää Document Scanner 7520
IMPORTANT: Equipment shall be installed by qualified
personnel.
WARNING: Dangerous voltage. Disconnect the main
power before installation.
CAUTION: Hot surface, avoid contact ATTENTION: Eviter le contact, pieces brulantes VORSICHT: Heisse Oberfläche, Berührung verm eiden ATTENZIONE: Superficie molto calda, evitare il contatto ATENÇÃ
ÇÃO: Superfície quente. Evite contato
ÇÃÇÃ
PRECAUCIÓÓÓÓN: Superficie caliente. No T ocar LET OP: Heet oppervlak, contact vermijden
For the Kodak Digital Science Automatic Document Feeder
CAUTION: Moving parts, avoid contact ATTENTION: Eviter le contact, pieces en mouvement VORSICHT: Bewegliche Teile, Berührung vermeiden ATTENZIONE: Parti in movimento, evitare il contatto ATENÇÃ
ÇÃO: Partes em movimento. Evite contato
ÇÃÇÃ
PRECAUCIÓÓÓÓN: Piezas móviles. No Tocar LET OP: Bewegende delen, contact vermijden
Acoustic Emission
Maschinenlärminformationsverordnung – 3, GSGV Der arbeitsplatzbezogene Emissionswert beträgt <70 dB( A) .
[ Machine Noise Information Ordinance – 3, G SG V – The operator-position noise emission value is <70 dB(A) ].
This equipment was designed for connect ion to IT Power Systems.
ElectroMagnetic Compatibility Statements
United States
NOTE: This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses and can radiate radio frequency energ y and, if not installed and used in accordance with the instruction manual, may cause harmful int erference to radio communications. Operation of this equipm ent in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at their own expense.
Taiwan
Japan
Congratulations! You have purchased one of the most productive document scanners on
the market today. Your Kodak Digital Science Document Scanner 7520 has a host of timesaving and productivity enhancing featur es t hat not only help you get the job done faster, but in more comfort. You should take proper care of your new scanner as described in this manual. This will ensure you of many hours of trouble-fr ee operation.
Your new document scanner includes a num ber of features (these vary depending on the configuration you purchased; optional features include:
Bar Code Reader
Document Printer (fr ont and/or rear)
Patch Reader
Footswitch
Workstation
Endorser
Please contact Kodak or your scanner vendor for more information about how these options might fit into your operat ion. If these accessories are installed, become familiar with their oper at ion as they will add significant value to your scanning environment.

1 Introduction

This manual supports the Kodak Digital Science Document Scanner
7520. The Kodak Digital Science Document Scanner 7520 is a high-speed,
high-resolution rotary production scanner designed for medium- to high­volume digital capture of business documents. The Document Scanner captures printed characters, handwritten text, and graphics from documents of various sizes and thicknesses in an electronic format for indexing and database storage.
This manual explains how to set-up, operate, maintain and troubleshoot the Document Scanner 7520.
NOTE: Illustrations in this User’s Guide are shown using the semi-
automatic feeder.

Scanner features The Document Scanner 7520 has the following features:

Scans up to120 landscape or 90 portrait documents (8 ½ x 11-inch or 216 x 279 mm) per minute at 200 dpi or 80 landscape or 60 portrait documents per minute at 300 dpi.
Handles documents of up to 2.5 to 20 in. (64 to 508 mm) long,
2.5 to 12 in. (64 to 305 mm) wide, and 0.014 in. (0.36 mm) thick. The gap release feature allows thicker documents to be scanned.
Manual or automatic feeding with positive document separation — documents can be hand-fed one at a time or stacked up to 1.5 inches (38 mm) or approximately 300 documents of 20-pound stock.
Self-centering feed tray for easier feeding and enhanced productivity.
Front and rear scanning (known as “duplex”) allows scanning of one
or two sides of a document in a single pass.
Easy operation — documents enter and exit the scanner in the same order.
Easy-to-reach control panel keys.
A high-speed document transport system with easy access for
cleaning and removal of paper jams.
Skew detection and correction, auto-cropping and border reduction.
Multi-feed detection via length monitoring
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A two-line, status display which displays image addresses, current application modes and error and operator messages.
Full programmability of all 18 application modes with override capability.
Audible tones for selected functions such as footswitch, patch reading, etc.
English or other language message display.
An adaptable, modular design for easy addition of accessories.

Scanner options The following optional accessories are available for use with your

scanner:
A choice of feeders — automatic document feeder or a semi- automatic document feeder.
Document printer(s) which provide pre-scan (front) and/or post-scan (rear) capability of printing information such as date and time of capture, sequence number, document number and a variety of other options.
A bar code reader for decoding data in bar code format.
A patch reader for automatic document level control.
A footswitch for document level control.
A universal stand which has a large, built-in workshelf.
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Scanner
handle
components
The following illustrations and descriptions will help you locate and become familiar with scanner components.
Front View — Document Scanner 7520
(shown with semi-automatic feeder)
Anti-static brush
Exit hopper side guides
Exit hopper
End stop
Feed and separator rollers
Self-centering feed tray
Anti-static brush — minimizes the static build-up on the documents before they are deposited in the exit hopper.
Exit hopper side guides — adjustable to accommodate the size of your documents to aid in neat and even stacking.
Top cover release button
Control panel
Side access door
Gap adjustment knob
Gap release lever
Feed tray side guides
Exit hopper— collects documents after they have been scanned. End Stop — keeps documents in place as they exit the scanner. Feed and separator rollers — provides smooth document feeding of
various sizes and textures. Self-centering feed tray — centers documents in the transport for
reduced skew and cropping control. Control panel — contains the status display, indicators, and operating
keys used to control the scanner. Gap adjustment knob — allows you to manually adjust the space
between the feed and separator rollers for documents of varying thicknesses.
Gap release lever — allows you to open the feed gap to allow thicker documents to be fed into the transport.
Feed tray sides guides — holds documents prior to feeding.
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Rear View — Document Scanner 7520
Serial #
Power switch
Footswitch connector
Power cord connector
COIN 1/3 COIN 2
SCSI connectors
Footswitch connector — allows you to plug in the optional Footswitch accessory.
Serial number — provides the serial number and agency approvals. Power switch — toggle this switch to turn the power on (|) or off (O). Power cord connector — plugs into an appropriate power outlet. COIN 1/3 — service/diagnostic interface . Configures the scanner and
runs diagnostics.
COIN 2 — not for customer use. SCSI connectors — SCSI connection for the scanner.
For European units only:
WARNING: Communications between the Scanner 7520 and the
host computer including both the SCSI cable (TDK: HF70RH26X29X13) and RS-232 cable (TDK: HF70RH12X15X7.3) must have ferrite cores. These ferrite-cored cables are used for radio frequency interference suppression.
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Control panel The control panel consists of the status display and the operation keys

Scanner status
Mode number
Level III
and indicators.

Status display

The status display indicates the image address, current application mode and error messages.
Fixed
field
Delimiter
Level II Level I
Scanner Status — displays if the scanner is enabled or disabled. Mode Number — displays the current mode number or name. Fixed field — an alphanumeric field containing fixed information, i.e.,
the date, application ID, etc. Delimiters — used to separate the levels in an image address.
Delimiters can be displayed in different locations (as shown above) based upon system configuration.
Level I* — identifies the Level 1 sequence (commonly the page number)
Level II* — identifies the Level 2 sequence (commonly the document number)
Level III* — identifies the Level 3 sequence (commonly a batch number)
*Depending on your application design, you may see a variety of different number and level schemes. See your application design person for more information.
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Operating keys and indicators

Following is an illustration and a description of the operating keys and indicators.
Two-line status display
Key/Indicator Function
Image buffer status Front — green indicates the front side image buffer is available for
scanning; red indicates the buffer is not available and the feeder is off (for simplex- and duplex-defined application modes).
Back — green indicates the rear side image buffer is available for scanning; red indicates the buffer is not available and the feeder is off (for duplex-defined application modes only).
Contrast thumbwheel Allows you to adjust the display contrast between the characters
and the background in the display.
Numeric keys (0-9) Used with the Enter key to enter numeric data such as an image
address or function code. Decimal key Allows you to insert a field separator in an image address. F key Selects one of the available functions when used with the numeric
keys. C Clear or Cancel. Allows you to cancel a function without changing
the preset value(s). Also used to clear error messages from the
status display.
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Operating keys and indicators
Keys/Indicators Function
Next Allows you to enter the next document image address. + Allows you to enter a new value for the image address. When pressed, it
allows a field to remain unchanged. Enter Used to enter numeric data for a function code or an image address change. Back Used to move the cursor back one space during numeric data input (the last
data input is erased). CAL Starts the calibration process. End Press End to stop the feeder and transport system at the end of a batch or
job and alert the host computer that the batch or job has ended. When
pressed, the documents in the transport system will be scanned and
stacked faced down in the exit hopper before the transport is disabled. Jog Momentarily turns on (jogs) the transport system to help clear document
jams. Level 3 key Identifies the next document fed into the scanner as a Level 3 document. Level 2 key Identifies the next document fed into the scanner as a Level 2 document. Level 1 key Identifies the next document fed into the scanner as a Level 1 document. Run Turns on the feeder and transport system. Stop Stops the feeder and transport system. When Stop is pressed, documents
in the transport system will be scanned and placed in the exit hopper before
the transport system stops.

Confirmation tone/alarm

The confirmation tone/alarm is located under the control panel and sounds when one of the following conditions occur:
Run is pressed (one long tone).
Stop or End is pressed (many short tones followed by a long tone).
Feeder clutch engages/disengages (one short tone).
Incorrect key is pressed (three short tones).
Document skew is greater than what is setup in the skew parameter,
or when a document is shorter or longer than the specified length parameters (one short tone).
A bar code is detected (if the accessory is enabled and the confirmation tone is enabled).
A patch code is detected (if the accessory is enabled and the confirmation tone is enabled).
The Footswitch is detected (if the accessory is enabled and the confirmation tone is enabled — one short tone).
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2 Getting Started

The following steps are necessary to prepare the scanner for operation. Procedures on how to perform these steps are described in this chapter.
1. Turn on the power to the scanner.
2. Select the language display.
3. Calibrate the scanner.
4. Prepare the documents for scanning.
5. Adjust the feed and separator roller gap, if required (semi-automatic feeder).
6. Adjust the feed shelf position.
7. Adjust the feed shelf side guides.
8. Adjust the exit hopper side guides and end stop.
9. Select the desired application mode and image level, or the Count Only function.
10. Start the scanner from the host computer. (This step is not necessary for the Count Only function.)

Turning on the scanner

11. Press Run.
12. Feed the documents into the scanner.
13. Press Stop or End, depending on whether the batch or job has been completed.
NOTE:After you press Stop, Run can be pressed again and more
documents can be fed into the scanner. After pressing End, you must enable the scanner from the host computer before scanning again.
Follow the steps below to turn on the power to the scanner.
1. Turn on the power switch (located at the rear of the machine). NOTE: Several initialization messages will appear in the status
display. If you cannot see any messages, try adjusting the contrast.
2. Send the Scan command from the host computer to the scanner. The message Enabled will appear in the status display. The current application mode and next image address will also be displayed.
IMPORTANT: Do not use the operating keys until the Warming Up
Completed message has been displayed. Entries made before this message is displayed will not be recognized by the scanner.
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Selecting the language display

The scanner may have been configured at installation to allow use of a second language in the status display. The language used (French, German, Italian, Spanish, or other) is defined during installation. If available, the alternate language display may be accessed using function code F19.

Calibrating the scanner

Calibration sets the intensity of the lamps, which contribute to the overall quality of the scanned document image.
The scanner should be calibrated:
at least once a day
if image quality is poor
after changing lamps
Calibrate the scanner using a calibration target (sheet of paper) that is:
Blank
Clean
Matte finish (not glossy)
White or the same color as the background color of the documents
to be scanned. When using a duplex-defined application mode, make sure that both front and rear colors of the calibration target correspond with the front and rear colors of the documents to be scanned. If you are scanning a variety of colored documents, use a white calibration target.
Wider than the documents you are going to scan (i.e., to scan 8.5 x 11 inch (216 x 279 mm) portrait orientation documents, the calibration target should be wider than 8.5 inches (216 mm). The recommended width for the calibration target is 12 inches (300 mm).
To scan 11 x 17-inch (280 x 432) documents, the calibration target should be wider than 11 inches (279 mm) but not wider than 12 inches (305 mm).
Between 12 and 25.5 inches (305 and 648 mm) long.
For your convenience, 12 x 12-inch calibration targets (Part # 986527) are supplied with the scanner and are also available from Parts Services, 1 800 431-7278.
To calibrate the scanner:
1. Verify the power switch is on and a normal operating status display is displayed.
2. Press CAL on the control panel. A message will be displayed prompting you to feed the calibration target.
3. Insert the calibration target into the feeder.
When calibration is successful, the status display returns to a normal operating display.
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Unsuccessful calibration

If calibration is not successful, a message appears in the status display. You may need to:
Verify you are using a clean, blank sheet of paper (at least 12 inches in length) as a calibration target. The paper must be wider than the documents being scanned and at least 8 1/2 inches long.
Verify there is not a document already in the document path. (Refer to the section entitled, “Clearing the document path” in Chapter 7.)
Clean the imaging guides. (Refer to the section entitled “Cleaning the imaging guides” in Chapter 5.)
Calibrate the scanner again. If calibration fails again, change the lamps. (Refer to the section entitled, “Replacing the exposure lamps” in Chapter 5.)
If you have done all of the above and calibration still fails, contact your service representative.

Preparing documents for scanning

Document orientation

Document sizes

Before you begin processing documents, make certain the documents may be fed through the scanner easily:
Remove any staples, rubber bands, loose mending tape, or paper clips from the documents to be processed.
Straighten wrinkled edges and tape any torn documents.
Trim ragged edges.
When using the semi-automatic feeder, make certain all documents are of similar size, texture, thickness and weight, and the leading edges of all documents are aligned.
Before scanning, position all documents the way you want them to be displayed on the host computer. Feed the documents so the text or graphic appears to be facing in the same direction.
The following document sizes can be scanned: Length 2 ½ x 17 inches (64 x 432 mm). Documents between 17
and 30 inches (508 mm) long can be scanned by adjusting the exit hopper end stops.
Width 2 ½ x 12 inches (64 x 305 mm) Minimum document thickness: onion skin (0.0015-inch / 0.04 mm) Maximum document thickness: index card (0.014 inch / 0.36 mm)
index card (0.040 inch / 1.00 mm)
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Adjusting the feed and separator roller gap (semi-automatic
feeder)
The gap adjustment knob on the control panel increases or decreases the space between the feed and separator rollers. The gap must be adjusted properly for smooth transportation of documents without document overlap.
When documents of different thicknesses are fed in a group, adjust the gap using the thinnest document in the group.
The feed and separator roller gap may have to be adjusted to compensate for:
Very thin documents (onion skin, tracing paper, etc.).
Very thick documents (card stock, punch cards, cover stock).
Some coated documents (photographic paper, plastic-coated
paper).
If the gap is not adjusted properly:
More than one document at a time may be drawn into the transport system at the same time; not all of the documents will be scanned.
Documents may be drawn into the transport too quickly; documents may overlap or be spaced too closely (causing an error display).
Documents may become skewed during transport; jamming may occur.
NOTE:Prior to performing the adjustment procedure, the scanner
must be calibrated and enabled.
To adjust the feed and separator roller gap:
1. Verify that the power switch is on.
2. Turn the gap adjustment knob clockwise three complete turns to open the gap between the feed roller and separator roller.
Gap adjustment knob
3. Enter F04 and enable Counting Only.
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4. Press Run.
5. Select two documents of the same size, texture and thickness, similar to the types of documents you will be scanning.
6. Place one document on top of the other. Hold the documents firmly by their trailing edges. Insert them into the gap approximately 1/8 in. (3 mm).
Bottom document separates from top document
7. If the documents separate, repeat the following steps until the documents do not separate:
Turn the gap adjustment knob clockwise 1/2 turn.
Insert the documents again.
If the documents do not separate, proceed with Step 8.
8. Rotate the gap adjustment knob counterclockwise 1 or 2 clicks. IMPORTANT: Do not make a gap adjustment while documents are
in the feeder or transport system; doing so will produce an inaccurate adjustment.
9. Hold the trailing edges of the documents firmly. Insert them into the gap.
If the bottom document is not separating from the top document,
remove the documents and repeat Steps 7 and 8 until the bottom document separates from the top document by approximately 1 in. (25.4 mm).
If the bottom document is separating from the top document,
proceed with Step 10.
10. When you have adjusted the gap so the bottom document separates consistently from the top document, rotate the gap adjustment knob counterclockwise another 1 or 2 clicks to complete the adjustment.
11. Feed a stack of 50 to 100 documents twice through the transport system. Verify the final count reflects the total number of documents fed and that the counter shows the same amount each time the documents are counted.
If the count is not the same, the gap is not adjusted correctly. Rotate
the gap adjustment knob counterclockwise another 1 or 2 clicks and repeat Step 9. Repeat until corrected.
12. Press Stop.
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13. Enter F04 and disable Counting only.
Thick document
14. Press Enter.

Adjusting the separator roller to scan thick documents

To scan thick documents (card or cover stock), use the gap release lever to increase the gap between the feed roller and separator roller.
Gap release lever
1. Press down and hold the gap release lever. This opens the gap between the feed and separator rollers and allows thick documents to pass between the rollers.
2. Manually feed the thick documents while holding down the gap release lever.
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Adjusting the feed shelf position (semi-
automatic feeder only)
For manual feeding, the feed shelf can be adjusted in the 0°, 30° or 40° position. For automatic feeding, raise the feed shelf to the 30° or 40° position.

Adjusting the side guides

40° position
Before you begin feeding documents into the scanner, adjust the position of the side guides and feed shelf position.
Adjust the width of the feed shelf side guides to hold the widest document you will be scanning. Leave approximately 1/16-inch (2 mm) clearance on each side of the largest document to allow for proper feeding.
NOTE: Ensure that the documents are center-fed so each
document covers the 2 ½-inch required width as indicated by the label on the feed tray.
30° position
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Adjusting the exit
End stop extension
Tabs
Slits
hopper side guides and end stop
The exit hopper side guides and end stop must be adjusted so documents are stacked properly.
1. Adjust the exit hopper side guides to hold the widest document you will be scanning. Leave ¼-inch (5 mm) clearance on each side of the document.
2. Adjust the end stop to hold the longest document you will be scanning.
An end stop extension is included to accommodate documents up to 17 inches in length.
To attach the end stop extension:
Fold the spring-loaded exit hopper end stop down and slide the
extension’s tabs into the slits just above the exit hopper end stop.
To remove the end stop extension:
Press the spring-loaded exit hopper end stop and pull the
extension out from the exit hopper.
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Exit hopper end stops
3. Adjust the height of the exit hopper so the scanned documents
Standard position
naturally fall between the exit hopper side guides and exit hopper end stop. The exit hopper has three height positions:
Standard position
10° from standard position
20° from standard position (specifically for use with A4 size,
onion skin documents)
10° from standard position 20° from standard position
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3 Operating the Scanner

Overview This chapter provides instructions for selecting modes, image level

settings and feeding documents using the semi-automatic feeder and the automatic feeder.
The scanning process consists of the following steps:
1. Prepare the scanner for operation (refer to Chapter 2, Getting Started for more information).
2. Select an application mode for the application.
3. Select the appropriate operating values required for the application on the host computer.
4. Press the Run key.
5. Feed documents into the transport (refer to “Feeding Documents using the semi-automatic (or automatic) feeder” later in this chapter).
The scanner assigns a sequential ID number, the document
image level and image address.
The document is scanned.
The document image header is created.
The host computer initiates transfer of the document image
header and document image to the host system for storage on magnetic or optical disk media.
Documents are deposited in the exit hopper, face down, in the
order in which they were fed into the transport.
6. Press Stop to disable the transport after the last document has been scanned or press End to alert the host computer that the batch or job has ended.
NOTE: If Stop or End is pressed while scanning a stack of
documents, the feeder will stop. Any documents in the transport system will be scanned and deposited face down in the exit tray before the transport system is disabled.
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Setting image levels Image levels are used to identify specific types of documents (or sets of

documents) for later indexing and retrieval. The image level assigned to each document is inserted into the image header associated with the document image.
There are four document image levels:
Level 0
Level 1
Level 2
Level 3
Setting Levels
Levels 1, 2, and 3 can be set by pressing a document Image Level key on the control panel, or by using the optional Footswitch or Patch Reader accessories.
Level 0 can be set by entering function code F07.

Selecting a mode The scanner offers 18 modes that may be programmed for a particular

application or group of applications. When you select a mode for use with a particular application, you are
selecting the format/appearance of the output. Each mode is composed of definitions that affect the output of the scanner. The required mode definitions include language display, measurement format, index format, image address rules, level rules, accessory status, etc.
The modes are programmed at the time of installation and stored for easy access and use.
Many of the optional mode definitions set up during installation may be overridden using function codes. The overrides are temporary, unless it is specified during installation that the mode overrides are to be saved.
Detailed information regarding application modes, can be found in Kodak publication, A-61097, Mode Setup Software.
Typically, the mode is selected via the host system, using a scanner­unique command. However, you may manually select a mode.
To select a mode do the following:
1. Enter function code F01 (Select Mode) by pressing the F key and the numeric keys 0 and 1.
2. Press Enter.
3. Enter the desired mode number (modes range from 1 to 18).
4. Press Enter.
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Temporary operating values

Each of the 18 modes programmed at the time of installation contain definitions that affect the output of the scanner. Each mode is programmed to conform to the output requirements of a particular application or group of applications.
There may be instances, however, when a particular application requires some variation of an existing mode. In such instances, mode definitions may be changed using available function codes. See Chapter 4, Function Codes, for a listing and description of the available function codes.
NOTE: Changes to mode definitions remain in effect until another
mode is selected or the side panel switch is turned off. The original mode definition is only affected by these changes if the mode overrides are saved (the mode override option may be selected at installation and if selected, a plus sign (+) appears in the first line of the status display).
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Feeding documents using the semi­automatic feeder
Following are feeder instructions using the semi-automatic feeder. After the scanner has been prepared for operation, the desired mode and any temporary operating values have been defined, you are ready to feed documents into the transport.
1. Verify that the power is on and that all of the proper adjustments have been made (feeder side guides, exit hopper side guides, etc.).
2. Place the feed shelf in the Up position.
3. Select a stack of documents that is no more than 1.5 in. (38 mm) thick. Hold the stack with the front sides facing up and the top of the documents facing toward the scanner. Tap the bottom edge of the stack against a flat surface so the documents are in an even bundle.
4. Fan the stack of documents so the leading edge of the top document sticks out the farthest.
Fanned documents
5. Press Run.
6. Place the stack of fanned documents into the feeder so the leading edge of the top document contacts the feed/separator rollers. The documents are drawn into the transport, with the top document being fed first. The documents are deposited in the exit hopper face down, in the order in which they were fed into the transport.
NOTE: Be sure the documents are center-fed so each document
covers the 2 ½-inch required width as indicated by the label on the feed tray.
Each document should automatically go into the feeder. If the automatic flow is inhibited, gently push the top document toward the feeder to re-establish automatic feeding.
40° position
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7. As you scan documents, set the image level, as required, and periodically remove documents from the exit hopper.
NOTE: When the image buffer is full, the feeder will turn off and the
image buffer status light will turn red. There may be a momentary pause in scanning while images are being transferred to the host computer. Scanning will resume and the status indicator will change to green when the image buffer is clear.
8. Press Stop to disable the transport system after the last document has been scanned, or press End to alert the host computer the batch or job has ended and to disable the transport system after the last document has been scanned.

Feeding documents manually

To manually feed documents, follow the steps below:
1. Select the correct scanning operating values.
2. Place the feed shelf in the up or down position (semi-automatic feeder only), whichever is most convenient.
3. Insert the documents one at a time.
NOTE: Be sure the documents are center-fed so each document
covers the 2 ½-inch required width as indicated by the label on the feed tray.
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Feeding thick
lever is used)
lever
documents
The gap release lever is used to feed thick documents such as card stock or cover stock. The lever is located on the front panel of the scanner next to the gap adjustment knob.
(Graphic depicts movement
of separator rollers when
(Graphic depicts gap
adjustment)
Gap
release
To feed thick documents using the gap release lever:
1. Press down and hold the gap release lever; this opens the gap between the feed and separator rollers allowing thick documents to pass between them. You will be able to see the gap open as the lever is pushed down.
2. Insert the thick document past the rollers until it is taken into the transport system.
NOTE: If more than one thick document is to be scanned, feed
them into the transport one at a time.
3. After the thick document(s) have been scanned, release the gap release lever; it will return to its original position. The feed and separator rollers will return to their previously adjusted positions.
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Feeding documents using the automatic feeder

Following are document feeder instructing using the automatic feeder. After the scanner has been prepared for operation, the desired mode and any temporary operating values have been defined, you are ready to feed documents into the transport.
1. Verify that the power is on and that all of the proper adjustments have been made (feeder side guides, exit hopper side guides, etc.).
2. Select a stack of documents that is no more than 1.5 in. (38 mm) thick. Hold the stack with the front sides facing up and the top of the documents facing toward the scanner. Tap the top edge of the stack against a flat surface so the documents are in an even bundle.
3. Fan the stack of documents so the leading edge of the top document sticks out the farthest.
4. Lift the feeder module and slide the top edge of the documents underneath the feeder module. To help prevent multiple feeds, after you place the documents under the feeder module, pull the documents back slightly (about ¼-inch) from the separator roller.
5. Press Run. NOTE: Be sure the documents are center-fed so each document
covers the 3 ½-inch required width.
6. As you scan documents, set the image level, as required, and periodically remove documents from the exit hopper.
NOTE: When the image buffer is full, the feeder will turn off and the
image buffer status light will turn red. There may be a momentary pause in scanning while images are being transferred to the host computer. Scanning will resume and the status indicator will change to green when the image buffer is clear.
7. Repeat Steps 2 through 4 until all the application documents have been fed into the transport.
8. Press Stop to disable the transport system after the last document has been scanned, or press End to alert the host computer the batch or job has ended and to disable the transport system after the last document has been scanned.
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4 Function Codes

Using function codes

There are a variety of functions available which may be used to temporarily change operating values, and to obtain system and accessory status information.
These functions are listed in the Function Code Summary later in this chapter. Following are the procedures for using function codes:
1. Press the F key.
2. Press the numeric keys which correspond to the desired function code.
3. Press Enter.
If the function is used to enable or disable an operation (turn an option on or off):
1. Press 1 to turn the option On, or 0 to turn the option Off.
2. Press Enter.
If the function requires numeric input:
1. Press the numeric key(s) required.
2. Press Enter.
If the function is used to increment or decrement a measurement:
1. Press the arrow keys to increment or decrement as follows:
Press the Up arrow to increment the measurement by
1 inch (25 mm), or
Press the Down arrow to decrement the measurement by
1 inch (25 mm), or
Press the Right arrow to increment the measurement by 1/8-
inch (3 mm), or
Press the Left arrow to decrement the measurement by
1/8-inch (3 mm).
2. Press Enter.
To cancel a function (before pressing Enter) or clear the status display after executing a function code:
Press C (Clear/Cancel).
A-61140 January 2000 4-1

Function code summary

Following is a summary of the functions and their corresponding function code:
Application Modes
Select Application Mode...........................................................F01
Restore Application Mode.........................................................F02
Index/Image Address
Level 0...................................................................................... F07
Last Image Address.................................................................F08
Status
Accessory Status.....................................................................F05
Transport System Operation Time ...........................................F17
Date and Time .........................................................................F23
Counters
Count Only...............................................................................F04
Total Document Count.............................................................F09
Level 0 Count...........................................................................F10
Level 1 Count............................................................................F11
Level 2 Count...........................................................................F12
Level 3 Count...........................................................................F13
Reset Level Counts..................................................................F14
Setup
Display Language.....................................................................F19
Measurement System.............................................................. F20
Set Time .................................................................................. F21
Set Date ..................................................................................F22
Controls
Length Monitor..........................................................................F70
Omit Length Monitor on Next Document..................................F71
Skew Monitor............................................................................F72
Host
Latch Flag.................................................................................F73
Momentary Flag........................................................................F74
Patch Reader
Patch Reader .......................................................................... F50
Confirmation Tone.................................................................... F53
Omit Patch Reading on Next Document.................................F54
Patch Test................................................................................ F55
4-2 A-61140 January 2000
Bar Code Reader
Bar Code Reader .................................................................... F60
Confirmation Tone.................................................................... F63
Omit Patch Reading on Next Document.................................F64
Bar Code Test.......................................................................... F65
Document Printers
Front and Rear Document Printers ........................................ F40
Front Document Printer ..........................................................F41
Rear Document Printer ...........................................................F42
Omit Printing on Next Document............................................. F44
Print Test.................................................................................. F45
Vertical Start Print Position (Front)...........................................F46
Vertical Start Print Position (Rear)...........................................F47
Purge Print Head......................................................................F48
Footswitch
Confirmation Tone.................................................................... F75
A-61140 January 2000 4-3
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